1983389792

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{9181}}^1$

素因数の和:9391

約数の個数: 48

約数和(自身を含む): 4021495632

約数和(自身を除く): 2038105840

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 157, 172, 314, 344, 628, 688, 1256, 1376, 2512, 5024, 6751, 9181, 13502, 18362, 27004, 36724, 54008, 73448, 108016, 146896, 216032, 293792, 394783, 789566, 1441417, 1579132, 2882834, 3158264, 5765668, 6316528, 11531336, 12633056, 23062672, 46125344, 61980931, 123961862, 247923724, 495847448, 991694896, 1983389792]

約数ペア:

[(1, 1983389792), (2, 991694896), (4, 495847448), (8, 247923724), (16, 123961862), (32, 61980931), (43, 46125344), (86, 23062672), (157, 12633056), (172, 11531336), (314, 6316528), (344, 5765668), (628, 3158264), (688, 2882834), (1256, 1579132), (1376, 1441417), (2512, 789566), (5024, 394783), (6751, 293792), (9181, 216032), (13502, 146896), (18362, 108016), (27004, 73448), (36724, 54008)]